Richard Stallman to speak in Saint Petersburg, Russia
https://www.fsf.org/events/rms-20190823-saintpetersburg

Richard Stallman to speak at TechTrain (Saint Petersburg, Russia)
https://www.fsf.org/events/rms-20190825-saintpetersburg

Richard Stallman to speak in Moscow, Russia
https://www.fsf.org/events/rms-20190827-moscow